body {
  margin: 0;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a2a6c, #b21f1f, #fdbb2d);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  overflow: hidden;
}
.container {
  text-align: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  max-width: 800px;
}
h1 {
  color: white;
  margin-bottom: 10px;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}
p {
  color: #e0e0e0;
  margin-bottom: 20px;
}
canvas {
  background-color: rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  display: block;
  margin: 0 auto;
}
.controls {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}
button {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  padding: 10px 20px;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s;
  font-weight: bold;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}
button:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
}
